User Add Icon
Max Mini Icons
Commercial usage: Not allowed
Button Add Icon
Plastic Mini Icons
Database Add Icon
Folder Add Icon
Getty Images Icon
Social Bookmarks Icons
Mimetypes Image X Generic Icon
Hycons Icon Theme
Commercial usage: Allowed
Folder Image Icon
Comment Add Icon
Pretty Office VIII Icons
Insert Image Icon
File Add Icon
32 Soft Media Icons
Album Add Icon
Bwpx.icns Icons
Application Add Icon
Cart Add Icon
Document Add Icon
Modifier Add Icon
Package Add Icon
Photo Add Icon
Folder Images Icon
Square Buttons Icon Set 4-5
Calendar Add Icon
Marmalade Icons
Disc Add Icon
Clipboard Add Icon
Favorites Add Icon
Phone Add Icon